Portion of a display screen with a user interface



The FIGURE is a front view of a portion of a display screen with a userinterface showing the claimed design.

The portions of the user interface illustrated in broken lines form nopart of the claimed design. The portion of the display screen isunderstood to be congruent with the shape of the user interface.

The ornamental design for a portion of a display screen with a userinterface, as shown and described.